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Best Flux NSFW Models on CivitAI

The best Flux NSFW models on CivitAI right now are Fluxed Up 7.1 for overall quality (95.9k favorites, 545 reviews), Persephone 2.0 if you want one model for both NSFW and SFW, and aidmaNSFWunlock LoRA (1,380 reviews) if you already run base Flux dev. All free, all offline, no content filters.

The Models

1. Fluxed Up 7.1

Top Pick

Most downloaded, most reviewed, actively maintained. The default choice for Flux NSFW — 95.9k favorites and 8.3M generations.

Architecture: Flux.1 D · VRAM: 12 GB+ (8 GB GGUF) · Best for: Overall NSFW quality

View on CivitAI →

2. Persephone 2.0

One model for everything. Strong NSFW capability without being locked into explicit-only output. 1.1M downloads, 182 reviews.

Architecture: Flux.1 D · VRAM: 12 GB+ · Best for: NSFW + SFW dual use

View on CivitAI →

3. Fluxmania (Kreamania)

Best lighting and detail of any Flux checkpoint we tested. More artistic-nude than explicit-NSFW. 50k+ downloads.

Architecture: Flux.1 D · VRAM: 12 GB+ · Best for: Artistic nudes and portraits

View on CivitAI →

4. Flux Unchained

Highest review count at 681. Trained on ~5k explicit images. No longer updated (Aug 2024) but still delivers consistent output.

Architecture: Flux.1 D · VRAM: 12 GB+ · Best for: Proven, stable results

View on CivitAI →

5. NSFW Master Flux

Pre-merged LoRA checkpoint. Drop it in, generate. Less flexibility than separate LoRA loading, but no configuration needed.

Architecture: Flux.1 D (merged) · VRAM: 12 GB+ · Best for: Zero-config convenience

View on CivitAI →

6. CHROMA

Community Flux fork with censorship removed at the training level. Apache 2.0 license. Not on CivitAI — download from Hugging Face.

Architecture: Flux.1 Schnell · VRAM: 12 GB+ · Best for: Uncensored by default

View on CivitAI →

7. aidmaNSFWunlock LoRA

1,380 reviews, 130.8k downloads. Add NSFW to any Flux dev setup without replacing your checkpoint. Trigger word: aidmaNSFWunlock.

Architecture: Flux LoRA · VRAM: Minimal overhead · Best for: Best LoRA for base Flux

View on CivitAI →

8. Lustly.ai Uncensored v1

One of the few Flux NSFW LoRAs that handles male nudity well. Smaller community (3.4k downloads) but fills a gap most models ignore.

Architecture: Flux LoRA · VRAM: Minimal overhead · Best for: Male subject support

View on CivitAI →

Why This Matters

Flux produces the best photorealistic output of any open model in 2026 — faces, hands, skin texture. But the base model was trained without explicit content, which means NSFW prompts produce blurred or distorted results out of the box. You need a fine-tuned checkpoint or a LoRA to unlock that capability. Of the 8 options we tested, here's how they rank.

Quick Comparison

Model Type VRAM Reviews Best For Pick
Fluxed Up 7.1 Checkpoint 12 GB+ (8 GB GGUF) 545 Overall NSFW quality ⭐
Persephone 2.0 Checkpoint 12 GB+ 182 NSFW + SFW dual use
Fluxmania Checkpoint 12 GB+ 5-star Artistic nudes/portraits
Flux Unchained Checkpoint 12 GB+ 681 Proven, stable results
NSFW Master Flux Merged LoRA 12 GB+ — Zero-config convenience
CHROMA Full model 12 GB+ — Uncensored by default
aidmaNSFWunlock LoRA Minimal add 1,380 Best LoRA for base Flux
Lustly.ai Uncensored LoRA Minimal add — Male subject support

All models use the DPM++ 2M sampler. Most work best with the beta scheduler (sgm_uniform for Fluxmania). Every Flux checkpoint requires separate VAE and CLIP loading — they aren't baked in. Use Dual Clip Loader in ComfyUI or load them through Forge's model settings.

How to Use These

  1. Download the .safetensors file from CivitAI (or Hugging Face for CHROMA)
  2. Place it in your models/checkpoints/ folder (or models/loras/ for LoRAs)
  3. Load it in ComfyUI, Forge, or LocalForge AI for a pre-configured setup with zero model management
  4. Set sampler to DPM++ 2M, scheduler to beta, and generate

Verdict

Fluxed Up 7.1 is the clear #1 by every metric — downloads (95.9k favorites), review count (545), generation volume (8.3M), and update frequency (last updated Feb 2026). If you need NSFW and SFW from one model, Persephone 2.0 is the pick. If you already have Flux dev running and just want to unlock NSFW, the aidmaNSFWunlock LoRA has 1,380 reviews backing it up. Download Fluxed Up first. Adjust from there.

What to Do Next

Ready to install?

Step-by-step Flux setup in ComfyUI or Forge — VRAM options, model placement, first generation.

Want LoRA details?

Deep dive into Flux NSFW LoRAs — trigger words, strength settings, compatibility.

GPU too weak for Flux?

SDXL and SD 1.5 NSFW models that run on 4–8 GB VRAM.

FAQ

What is the best Flux NSFW model on CivitAI? +
Fluxed Up 7.1 — it has 95.9k favorites, 545 positive reviews, and 8.3 million generations. It is actively updated (last version Feb 2026) and available in FP16, FP8, and GGUF formats for different VRAM levels.
Do I need a LoRA or a checkpoint for Flux NSFW? +
Either works. A checkpoint like Fluxed Up replaces your base model and generates NSFW directly. A LoRA like aidmaNSFWunlock adds NSFW capability to your existing Flux dev model. Checkpoints are simpler; LoRAs are more flexible.
Can Flux generate NSFW without any mods? +
No. Base Flux dev was trained without explicit content. You need either a fine-tuned NSFW checkpoint or an NSFW unlock LoRA. Without one, NSFW prompts produce blurred or distorted output.
How much VRAM do I need for Flux NSFW models? +
12 GB for FP16 checkpoints (RTX 3060 12 GB or better). 8 GB with GGUF quantized versions like Fluxed Up Q4. LoRAs add minimal overhead to whatever your base model uses.
Is CHROMA better than Fluxed Up? +
Different tools. CHROMA is uncensored at the training level and uses Apache 2.0 (commercial OK). Fluxed Up has a larger community, more formats, and more examples. CHROMA is technically cleaner; Fluxed Up is more battle-tested.
Are these models free? +
Yes. All models listed are free to download from CivitAI or Hugging Face. They run 100% offline on your hardware. CivitAI requires a free account for some NSFW model pages.